Mixed dimensionality of confined conducting electrons in the surface region of SrTiO3

Physical Review Letters

Volumn 113, Issue 8, 2014, Pages

  Plumb, N C ^a   Salluzzo, M ^b   Razzoli, E ^a   Mansson M ^a,c,d   Falub, M ^a   Krempasky, J ^a   Matt, C E ^a,d   Chang, J ^a,c   Schulte, M ^e   Braun, J ^e   Ebert, H ^e   Minar J ^e,f   Delley, B ^a   Zhou, K J ^a   Schmitt, T ^a   Shi, M ^a   Mesot, J ^a,c,d   Patthey, L ^a   Radovic M ^a,c  

^a PAUL SCHERRER INSTITUTE   (Switzerland)

^b CNR SPIN   (Italy)

^c EPFL   (Switzerland)

^d ETH ZURICH   (Switzerland)

^e UNIVERSITY OF MUNICH   (Germany)

^f UNIVERSITY OF WEST BOHEMIA   (Czech Republic)

Author keywords

[No Author keywords available]

Indexed keywords

DISPERSIONS; PHOTOELECTRON SPECTROSCOPY;

ANGLE RESOLVED PHOTOEMISSION SPECTROSCOPY; CONDUCTING ELECTRONS; CORE-LEVEL SPECTRA; METALLIC SURFACE; NEAR SURFACE REGIONS; SAMPLE PREPARATION; SURFACE COMPONENTS; SURFACE CONDUCTIVITY;

STRONTIUM TITANATES;

EID: 84907359713     PISSN: 00319007     EISSN: 10797114     Source Type: Journal    
DOI: 10.1103/PhysRevLett.113.086801     Document Type: Article

References (38)

1. A. Ohtomo and H.Y. Hwang, Nature (London) 427, 423 (2004). NATUAS 0028-0836 10.1038/nature02308 (Pubitemid 38168490)
2. Y. Hotta, T. Susaki, and H.Y. Hwang, Phys. Rev. Lett. 99, 236805 (2007). PRLTAO 0031-9007 10.1103/PhysRevLett.99.236805 (Pubitemid 350231905)
3. P. Perna, Appl. Phys. Lett. 97, 152111 (2010). APPLAB 0003-6951 10.1063/1.3496440
4. Y. Chen, N. Pryds, J.E. Kleibeuker, G. Koster, J. Sun, E. Stamate, B. Shen, G. Rijnders, and S. Linderoth, Nano Lett. 11, 3774 (2011). NALEFD 1530-6984 10.1021/nl201821j
5. Y.Z. Chen, Nat. Commun. 4, 1371 (2013). NCAOBW 2041-1723 10.1038/ncomms2394
6. A.F. Santander-Syro, Nature (London) 469, 189 (2011). NATUAS 0028-0836 10.1038/nature09720
7. W. Meevasana, P.D.C. King, R.H. He, S.-K. Mo, M. Hashimoto, A. Tamai, P. Songsiriritthigul, F. Baumberger, and Z.-X. Shen, Nat. Mater. 10, 114 (2011). NMAACR 1476-1122 10.1038/nmat2943
8. R. Di Capua, M. Radovic, G.M. De Luca, I. Maggio-Aprile, F. Miletto Granozio, N.C. Plumb, Z. Ristic, U. Scotti di Uccio, R. Vaglio, and M. Salluzzo, Phys. Rev. B 86, 155425 (2012). PRBMDO 1098-0121 10.1103/PhysRevB.86.155425
9. R. Courths, B. Cord, and H. Saalfeld, Solid State Commun. 70, 1047 (1989). SSCOA4 0038-1098 10.1016/0038-1098(89)90190-7 (Pubitemid 20621634)
10. Y. Aiura, I. Hase, H. Bando, T. Yasue, T. Saitoh, and D.S. Dessau, Surf. Sci. 515, 61 (2002). SUSCAS 0039-6028 10.1016/S0039-6028(02)01784-3 (Pubitemid 34867175)
11. W. Meevasana, New J. Phys. 12, 023004 (2010). NJOPFM 1367-2630 10.1088/1367-2630/12/2/023004
12. See Supplemental Material at http://link.aps.org/supplemental/10.1103/ PhysRevLett.113.086801, which includes Refs. [13-19], and contains further details about the samples, preparation techniques, measurements, data analysis, and interpretation.
13. G. Koster, B.L. Kropman, G.J.H.M. Rijnders, D.H.A. Blank, and H. Rogalla, Appl. Phys. Lett. 73, 2920 (1998). APPLAB 0003-6951 10.1063/1.122630 (Pubitemid 128674186)
14. T. Ohnishi, K. Shibuya, M. Lippmaa, D. Kobayashi, H. Kumigashira, M. Oshima, and H. Koinuma, Appl. Phys. Lett. 85, 272 (2004). APPLAB 0003-6951 10.1063/1.1771461
15. T. Nishimura, A. Ikeda, H. Namba, T. Morishita, and Y. Kido, Surf. Sci. 421, 273 (1999). SUSCAS 0039-6028 10.1016/S0039-6028(98)00840-1
16. S. Singh, T.-Y. Chien, J.R. Guest, and M.R. Fitzsimmons, Phys. Rev. B 85, 115450 (2012). PRBMDO 1098-0121 10.1103/PhysRevB.85.115450
17. Z.S. Popović, S. Satpathy, and R.M. Martin, Phys. Rev. Lett. 101, 256801 (2008). PRLTAO 0031-9007 10.1103/PhysRevLett.101.256801
18. D.A. Shirley, Phys. Rev. B 5, 4709 (1972). PLRBAQ 0556-2805 10.1103/PhysRevB.5.4709
19. M.P. Seah and W.A. Dench, Surf. Interface Anal. 1, 2 (1979). SIANDQ 0142-2421 10.1002/sia.740010103
20. A.F. Santander-Syro, F. Fortuna, C. Bareille, T.C. Rödel, G. Landolt, N.C. Plumb, J.H. Dil, and M. Radović (unpublished).
21. A. Damascelli, Phys. Scr. T109, 61 (2004). PHSTBO 0031-8949 10.1238/Physica.Topical.109a00061 (Pubitemid 351552746)
22. P. Delugas, A. Filippetti, V. Fiorentini, D.I. Bilc, D. Fontaine, and P. Ghosez, Phys. Rev. Lett. 106, 166807 (2011). PRLTAO 0031-9007 10.1103/PhysRevLett.106.166807
23. Z. Zhong, Q. Zhang, and K. Held, Phys. Rev. B 88, 125401 (2013). PRBMDO 1098-0121 10.1103/PhysRevB.88.125401
24. S. Doniach and M. Šunjić, J. Phys. C 3, 285 (1970). JPSOAW 0022-3719 10.1088/0022-3719/3/2/010
25. S. Chambers, T. Droubay, C. Capan, and G. Sun, Surf. Sci. 606, 554 (2012). SUSCAS 0039-6028 10.1016/j.susc.2011.11.029
26. N.P. Guisinger, T.S. Santos, J.R. Guest, T.-Y. Chien, A. Bhattacharya, J.W. Freeland, and M. Bode, ACS Nano 3, 4132 (2009). ANCAC3 1936-0851 10.1021/nn901086x
27. S. Nozawa, T. Iwazumi, and H. Osawa, Phys. Rev. B 72, 121101 (2005). PRBMDO 1098-0121 10.1103/PhysRevB.72.121101 (Pubitemid 43033131)
28. Y. Qiu, C.Q. Wu, and K. Nasu, Phys. Rev. B 72, 224105 (2005). PRBMDO 1098-0121 10.1103/PhysRevB.72.224105 (Pubitemid 43292193)
29. S.A. Pauli, S.J. Leake, B. Delley, M. Björck, C.W. Schneider, C.M. Schlepütz, D. Martoccia, S. Paetel, J. Mannhart, and P.R. Willmott, Phys. Rev. Lett. 106, 036101 (2011). PRLTAO 0031-9007 10.1103/PhysRevLett.106.036101
30. C. Cantoni, Adv. Mater. 24, 3952 (2012). ADVMEW 0935-9648 10.1002/adma.201200667
31. M. Salluzzo, S. Gariglio, X. Torrelles, Z. Ristic, R. Di Capua, J. Drnec, M.M. Sala, G. Ghiringhelli, R. Felici, and N.B. Brookes, Adv. Mater. 25, 2333 (2013). ADVMEW 0935-9648 10.1002/adma.201204555
32. N. Bickel, G. Schmidt, K. Heinz, and K. Müller, Phys. Rev. Lett. 62, 2009 (1989). PRLTAO 0031-9007 10.1103/PhysRevLett.62.2009
33. T. Hikita, T. Hanada, M. Kudo, and M. Kawai, Surf. Sci. 287-288, 377 (1993). SUSCAS 0039-6028 10.1016/0039-6028(93)90806-U
34. A. Ikeda, T. Nishimura, T. Morishita, and Y. Kido, Surf. Sci. 433-435, 520 (1999). SUSCAS 0039-6028 10.1016/S0039-6028(99)00050-3 (Pubitemid 30508336)
35. P.D.C. King, Phys. Rev. Lett. 108, 117602 (2012). PRLTAO 0031-9007 10.1103/PhysRevLett.108.117602
36. A.F. Santander-Syro, Phys. Rev. B 86, 121107 (2012). PRBMDO 1098-0121 10.1103/PhysRevB.86.121107
37. K.-J. Zhou, M. Radovic, J. Schlappa, V. Strocov, R. Frison, J. Mesot, L. Patthey, and T. Schmitt, Phys. Rev. B 83, 201402(R) (2011). PRBMDO 1098-0121 10.1103/PhysRevB.83.201402
38. Y.J. Chang, L. Moreschini, A. Bostwick, G.A. Gaines, Y.S. Kim, A.L. Walter, B. Freelon, A. Tebano, K. Horn, and E. Rotenberg, Phys. Rev. Lett. 111, 126401 (2013). PRLTAO 0031-9007 10.1103/PhysRevLett.111.126401